World Science: Fossil snake said to break length record
* Fossil snake said to break length record:
An ancient South American snake that might make
today's feared anacondas seem almost cuddly is
renewing discussion on why giant species evolve.
* Like Earth, if you overlook the lava
A European satellite has revealed a planet only
twice as large as Earth orbiting a distant star,
* Insulin may help treat Alzheimer's:
Scientists are reporting that a substance commonly
used to treat diabetes may also protect against
the devastating memory-robbing illness.
* Chemical found to trigger locust swarming:
A common brain chemical in humans also sparks the
Jekyll-and-Hyde transformation of desert locusts,
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